Work-Assignment-4 ssignment: Homework-Assignment-4 Save uestions Problem 06-03 (Point Estimation) O A simple random sample of 5 months of sales data provided the following information: O Month: 1 2 3 4 5 O Units Sold: 94 100 85 94 92 O (a) Develop a point estimate of the population mean number of units sold per month. O X = (b) Develop a point estimate of the population standard deviation. If required, round your answer to two decimal places